title: Percutaneous nephrostomy using real-time sonographic guidance.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D006869:Hydronephrosis / Q000601:surgery; D007668:Kidney / Q000601:surgery*; D008875:Middle Aged; D011247:Pregnancy; D011677:Punctures; D013997:Time Factors; D014465:Ultrasonics; D014546:Urinary Catheterization / Q000379:methods*; D014547:Urinary Diversion / Q000379:methods*